Answer: 4
Step-by-step explanation:
If there are 13 girls in a class of 23, we can assume there are 10 boys. If 4 girls play chess and there are 10 pupils who play chess, we can guess that the remaining 6 are boys. If there are 10 boys, and 6 of them play chess, there are 4 who do not.
Answer:
2036.81
Step-by-step explanation:
1500+477.29+237.52+550=2764.81
2764.81-728=2036.81
Create a dot plot of the data shown below. 20, 21, 21, 25, 20, 23, 27, 23, 24, 25, 26, 24, 23, 22, 24 Which measure of center wo
Dvinal [7]
The mean would be best, because the data distribution is nearly symmetrical
If you mean

you can first substitute
to get

and so
